package genericity1;

public class GenericDemo3 {
    //目标：搞清楚泛型接口的基本作用
    //需求：对学生数据/老师数据进行增删改查操作
    public static void main(String[] args) {

        StudentDate studentDate = new StudentDate();
        studentDate.add(new Student());
        studentDate.delete(new Student());
        Student s = studentDate.query(1);
    }
}
